US6652421B1ExpiredUtility

Physical workout ball

Priority: Jan 9, 2003Filed: Jan 9, 2003Granted: Nov 25, 2003
Est. expiryJan 9, 2023(expired)· nominal 20-yr term from priority
Inventors:Tao Chen
A63B 21/075A63B 23/03508A63B 21/0603A63B 43/007A63B 21/072
89
PatentIndex Score
70
Cited by
5
References
2
Claims

Abstract

A physical workout ball includes a ball and a straps; the ball is in hollow sphere shape made of rubber, plastic and other soft materials with a through hole in center, an injecting hole located on the surface of the ball to inject air or iron sand in; the straps is in a strip shape made of cloth with Velcro on both ends, the straps passes through the through hole of the ball, both ends pass through both sides of a protective pad and fasten with the Velcro. The present invention can also offer different workout and exercise methods for different body muscle.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
       1. A physical workout ball comprising: 
       a ball in hollow sphere shape made of material with a through hole in the center, an injecting hole located on the surface of said ball to inject air or iron sand in;  
       a strap in a strip shape made of cloth with Velcro on both ends, said straps passing through said through hole of said ball, both ends pass through sides of a protective pad and fasten with said Velcro.  
     
     
       2. The physical workout ball recited in  claim 1 , wherein a band passes through said through hole of said ball.

Join the waitlist — get patent alerts

Track US6652421B1 — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.